src/rcrt/primitives/Sphere.h

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#ifndef SPHERE_H_
#define SPHERE_H_

#include "Primitive.h"
#include "AABB.h"

namespace rcrt
{

class Sphere : public Primitive
{
private:
        Point3D center;
        float radius;
        AABB box;
        void assign(const Sphere& s);
        
public:
        Sphere(const Point3D& c, float r, SolidObject* parent=0);
        Sphere(const Sphere& s, SolidObject* parent=0);
        virtual ~Sphere();
        
        virtual Intersection intersect(Ray& ray) const;
        virtual const AABB& getBoundingBox() const;
        virtual const Point3D& getCentroid() const;
        
        float getRadius() const;
        
        virtual Vec3D getSNormal(float zenith, float azimuth) const;
        virtual Vec3D getGNormal(float zenith, float azimuth) const;
        virtual Point2D getUV(float zenith, float azimuth) const;
        
        AABB clipBox(AABB& cbox) const;
};

}


#endif /*SPHERE_H_*/

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